{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical"], "input": "When considering the impact of liver transplantation for metabolic disease two independent factors need to be considered ; whether or not the defect causes liver disease and whether or not it is confined to the liver ."}
{"Chemical": []}